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近年来,在毛主席革命路线指引下,国内有关赤眼蜂的研究与应用进展很快,并积累了丰富的资料。赤眼蜂可以防治多种农林害虫,特别是防治各种松毛虫的效果尤为显著,应用范围日趋扩大。油松毛虫(Dendrolimus specta bilis Butler)是我省主要森林害虫。以往多采用人工扑捉和喷药进行防治。虽取得较好的效果,但投资大,用工多,特别是一些农药(如六六六)的长年使用,松毛虫的抗药性增强,并杀伤了大量有益昆虫。因而,经多次防治效果仍不稳定,持效
In recent years, under the guidance of Chairman Mao’s revolutionary line, the research and application of Trichogramma in China has progressed rapidly and accumulated rich information. Trichogramma can prevent a variety of agricultural and forestry pests, especially for the prevention and treatment of various Dendrolimus results are particularly significant, the scope of application is expanding. Dendrolimus specta bilis Butler is a major forest pest in our province. In the past to use more manual capture and spraying prevention and treatment. Although it has achieved good results, its long-term use due to heavy investment and heavy labor, especially for some pesticides (eg 666), has increased the resistance of the pine caterpillars and killed a large number of beneficial insects. Thus, after repeated control effect is still unstable and effective